Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.25
Milk (kg) -85.00 -0.014 1.19
Fat (kg) 3.09 -0.375 -1.16
Prot (kg) -5.03 -0.441 2.22
Fertility Sub Index 0.76
Calving Interval (days) -0.42 -1.459 0.61
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.25
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.92 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 4.32

* Based on an €80/tonne carbon price